CVE-2026-77581 BentoPDF: SSRF in cors-proxy-worker.js via DNS-based hostname allowlist bypass

BentoPDF is a client-side PDF toolkit that is self hostable. In 2.8.6 and earlier, the certificate and timestamp CORS proxy in cloudflare/cors-proxy-worker.js uses isPrivateOrReservedHost to validate a supplied hostname separately from the DNS resolution used by fetchtargetUrl, allowing an...